Receiver Or Accumulator, Replacing Without Flushing Refrigerant Circuit - Audi 100 1991 Repair Manual

Audi 100 1991 ➤ , Audi 80 1992 ➤ , Audi A1 2011 ➤ , Audi A2 2001 ➤ , A ...
Refrigerant R134a Servicing - Edition 01.2011
with two evaporators if necessary). Refer to
⇒ "3.4 Refrigerant Oil Capacities", page 119
Note
Use different refrigerant oils and quantities for the various
♦
compressors. Refer to
⇒ "3.4 Refrigerant Oil Capacities", page 119
To ensure compressor lubrication on start-up, at least 80
♦
3
cm of refrigerant oil must be poured into the compressor, the
remainder can be added for example to the new reservoir or
receiver. Refer to
⇒ "3.4 Refrigerant Oil Capacities", page 119
If dirt has penetrated into the compressor with the refrigerant
♦
circuit open (for example, after an accident), compressor is to
be replaced.
In vehicles with two evaporators, the refrigerant oil quantity in
♦
refrigerant circuit may be greater than the quantity which is
found in the replacement compressor, if necessary add the
remaining refrigerant oil quantity to the refrigerant circuit. Re‐
fer to
⇒ "1.4.12 Refrigerant Circuit Flushing With Compressed Air
and Nitrogen ", page 29
– Replace receiver or accumulator and restrictor.
– Assemble, evacuate and charge refrigerant circuit.
5.6 Receiver or Accumulator, Replacing
Without Flushing Refrigerant Circuit
Note
Cleaning refrigerant circuit means flushing it with refrigerant
R134a, refer to
⇒ "1.4.13 Refrigerant Circuit Flushing With Refrigerant R134a",
page 32 or blowing through with compressed air and nitrogen,
refer to
⇒ "1.4.12 Refrigerant Circuit Flushing With Compressed Air and
Nitrogen ", page 29 .
For example, in the event of accident damage; no escape of re‐
Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not
frigerant and no ingress of moisture and dirt into circuit
permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability
with respect to the correctness of information in this document. Copyright by AUDI AG.
– Discharge refrigerant circuit
– Replace restrictor.
– Remove receiver or accumulator.
– Remove dirt from receiver or reservoir.
– Weigh receiver or reservoir removed.
– Add refrigerant oil to the reservoir until it is the same weight
as the reservoir that was removed.
– Install new receiver or reservoir.
– Assemble, evacuate and charge refrigerant circuit.
196
Rep. Gr.00 - General, Technical Data
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